Home / 49,981.27-74,984.21-35,219.02

Finding the Fourth Proportional to 49,981.27, 74,984.21 and 35,219.02

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Solution

The fourth proportional to 49,981.27, 74,984.21 and 35,219.02 is: 52,837.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,981.27 : 74,984.21 = 35,219.02 : x
  2. Step 2: Convert to fraction form
    49,981.27/74,984.21 = 35,219.02/x
  3. Step 3: Cross multiply
    49,981.27x = 74,984.21 × 35,219.02
  4. Step 4: Simplify right side
    49,981.27x = 2,640,870,215.58
  5. Step 5: Solve for x
    x = 2,640,870,215.58/49,981.27
  6. Step 6: Final answer
    x = 52,837.20

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.